lmao_37 0 Report post Posted December 24, 2013 I have been using strelok ballistics calculator on my galaxy s3 its a free download. Once you have loaded all your rifle, scope and ammo data like bullet weight, bullet coieffiency, Muzzle veloicty. Its a good piece of software. Iam not going in to details but if you have an android I would suggest looking it up in the google play store. Quote Share this post Link to post Share on other sites